"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : GUC
Case Name   : 使用gs_guc set方法设置参数resource_track_log为detail,观察预期结果
Description :
        1.查询resource_track_log默认值
        2.修改参数值为detail并重启数据库
        3.恢复参数默认值
Expect      :
        1.显示默认值为summary
        2.设置成功
        3.默认值恢复成功
History     :
"""
import unittest

from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger

LOG = Logger()
commonsh = CommonSH('dbuser')


class DeveloperOptions(unittest.TestCase):
    def setUp(self):
        LOG.info(
            '-----Opengauss_Function_DeveloperOptions_Case0067start-----')
        self.constant = Constant()

    def test_resource_track_log(self):
        LOG.info('--步骤1:查看默认值--')
        sql_cmd = commonsh.execut_db_sql('show resource_track_log;')
        LOG.info(sql_cmd)
        self.res = sql_cmd.splitlines()[-2].strip()
        LOG.info('--步骤2:修改参数值为detail并重启数据库--')
        msg = commonsh.execute_gsguc('set',
                                     self.constant.GSGUC_SUCCESS_MSG,
                                     "resource_track_log = 'detail'")
        LOG.info(msg)
        self.assertTrue(msg)
        msg = commonsh.restart_db_cluster()
        LOG.info(msg)
        status = commonsh.get_db_cluster_status()
        self.assertTrue("Degraded" in status or "Normal" in status)
        LOG.info('--步骤3:查询修改后的参数值--')
        sql_cmd = commonsh.execut_db_sql('show resource_track_log;')
        LOG.info(sql_cmd)
        self.assertIn('detail', sql_cmd)
        LOG.info('--步骤4:收集系统表的多列统计信息，报错--')
        sql_cmd = commonsh.execut_db_sql('''analyze PG_PROC((proname,proowner,
            prokind,proretset,proargnames,provariadic));
            ''')
        LOG.info(sql_cmd)
        self.assertIn('ERROR', sql_cmd)

    def tearDown(self):
        LOG.info('--步骤5:恢复默认值--')
        sql_cmd = commonsh.execut_db_sql('show resource_track_log;')
        LOG.info(sql_cmd)
        if self.res != sql_cmd.split('\n')[-2].strip():
            msg = commonsh.execute_gsguc('set',
                                         self.constant.GSGUC_SUCCESS_MSG,
                                         f"resource_track_log='{self.res}'")
            LOG.info(msg)
            msg = commonsh.restart_db_cluster()
            LOG.info(msg)
        status = commonsh.get_db_cluster_status()
        self.assertTrue("Degraded" in status or "Normal" in status)
        sql_cmd = commonsh.execut_db_sql('show resource_track_log;')
        LOG.info(sql_cmd)
        LOG.info(
            '----Opengauss_Function_DeveloperOptions_Case0067finish--')
